Vertical
Adjacent
Supplementary
Complementary
Classifying triangles
100
Name a pair of vertical angles
4 and 2, or 1 and 3
100
Name two adjacent angles
COB and BOA
100
True or False these are supplementary
False
100
What is x?
55
100
What is this triangle?
Equiangular (Acute) Equilateral
200
What is the measure of angle b?
47o
200
True or false adjacent angles must be complementary or supplementary.
False
200
Find the value of x
56
200
What would be the complement of 49o?
41o
200
What is this triangle?
Right Scalene
300
What is x?
x is 8
300
How many adjacent angles are here?
3
300
Can two angles be supplementary without being adjacent?
Yes
300
What makes a complementary angle?
Two angles are that add up to 90o
300
What is this triangle?
Obtuse Isosceles
400
All of the vertical angles are
M and A, S and R, C and E, T and O
400
What are the adjacent angles?
M is S and R, S is M and A, R is M and A, A is S and R, C is O and T, O is C and E, E is T and O, T is C and E
400
Solve for x
x is 10
400
Solve for x
x=29
400
What is the missing angle?
Angle B is 28o
500
What are the vertical angles?
There are no vertical angles.
500
Give a formal definition of adjacent angles
(Hint there are 3 qualities.)
"Two angles that share a side and a vertex and do not overlap."
500
Three angles are supplementary. Angle 1 is twice as long as angle 2, and angle 3 is eighteen degrees longer than three times angle 2. Find the measure of each angle.
angle 2 is 27o
angle 3 is 99o
angle 1 is 54o
500
A telephone pole has a guide wire that comes down from the top of the pole to the ground. The angle from the guide wire to the telephone wire is six degrees more than twice the angle of the guide wire to the pole. Find the measure of the angle between the telephone wire to the guide wire.
62o
500
How many different triangles exist based on our classification techniques?
(Angles and Sides)
8 ways
(Acute: scalene, isosceles, equilateral
Right: scalene, isosceles
Obtuse: scalene, isosceles
Equiangular: Equilateral)